/ Dictionary / Index M myxomycetous: Meaning and Definition of Find definitions for: myx•o•my•ce•tous Pronunciation: (mik"sō-mī-sē'tus), [key] — adj. of or pertaining to a slime mold. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. myxomycete myxospore Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language